// Copyright (C) Kumo inc. and its affiliates.
// Author: Jeff.li lijippy@163.com
// All rights reserved.
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published
// by the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program.  If not, see <https://www.gnu.org/licenses/>.
//

#pragma once

#include <cantor/proto/resolved.pb.h>
#include <vector>
#include <turbo/log/check.h>

namespace cantor::resolved {

    struct PathEntity {
        cantor::pb::resolved::ResolvedNodeTag tag;
        int index{-1};
        google::protobuf::Message *node{nullptr};
    };
    struct ResolvedPath {

        void push_back(cantor::pb::resolved::ResolvedNodeTag tag, int index, google::protobuf::Message* node) {
            PathEntity entity{tag, index, node};
            nodes.push_back(entity);
        }

        void push_back(cantor::pb::resolved::ResolvedNodeTag tag, google::protobuf::Message* node) {
            PathEntity entity{tag, -1, node};
            nodes.push_back(entity);
        }

        void pop_back() {
            if (nodes.empty()) return;
            nodes.pop_back();
        }
        std::vector<PathEntity> nodes;
    };
}  // namespace cantor::resolved
